User Manual of DS-9600/8600/7700/7600 Series NVR
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6.2
Auxiliary Functions of Playback
6.2.1
Playing Back Frame by Frame
Purpose:
Play video files frame by frame, in case of checking image details of the video when abnormal
events happen.
Steps:
•
Using a Mouse:
Go to Playback interface.
If you choose playback of the record file: click button
until the speed changes to Single
frame and one click on the playback screen represents playback of one frame.
If you choose adverse playback of the record file: click button
until the speed changes to
Single frame and one click on the playback screen represents adverse playback of one frame. It is
also feasible to use button
in toolbar.
•
Using the Front Panel:
Rotate and hold the outer ring on Jog Shuttle counter clockwise (for LTN7732 only) or click the
button to set the speed to Single frame. One click on
button, one click on the playback
screen or Enter button on the front panel represents playback or adverse playback of one frame.
6.2.2
Digital Zoom
Steps:
1.
Right click the mouse on a channel under playback and choose Digital Zoom to enter Digital
Zoom interface.
2.
Drag and draw the red rectangle and the image within it will be quadrupled.
Figure 6. 33
Draw Area for Digital Zoom